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參數(shù)資料
| 型號： | W39V040CP |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | PROM |
| 英文描述： | 512K 】 8 CMOS FLASH MEMORY WITH LPC INTERFACE |
| 中文描述： | 512K X 8 FLASH 3.3V PROM, 11 ns, PQCC32 |
| 封裝： | PLASTIC, LCC-32 |
| 文件頁數(shù)： | 1/36頁 |
| 文件大?。?/td> | 279K |
| 代理商： | W39V040CP |
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W39V040C Data Sheet
512K
×
8 CMOS FLASH MEMORY
WITH LPC INTERFACE
Publication Release Date: Apr. 11, 2006
- 1 -
Revision A1
Table of Contents-
1.
2.
3.
4.
5.
6.
GENERAL DESCRIPTION ......................................................................................................... 3
FEATURES................................................................................................................................. 3
PIN CONFIGURATIONS............................................................................................................. 4
BLOCK DIAGRAM...................................................................................................................... 5
PIN DESCRIPTION..................................................................................................................... 6
FUNCTIONAL DESCRIPTION.................................................................................................... 7
6.1
Interface Mode Selection and Description...................................................................... 7
6.2
Read (Write) Mode ......................................................................................................... 7
6.3
Reset Operation.............................................................................................................. 7
6.4
Accelerated Program Operation..................................................................................... 7
6.5
Boot Block Operation and Hardware Protection at Initial- #TBL & #WP........................ 7
6.6
Sector/Page Erase Command........................................................................................ 8
6.7
Program Operation ......................................................................................................... 8
6.8
Hardware Data Protection .............................................................................................. 8
6.9
Write operation status..................................................................................................... 8
6.10
DQ7: #Data Polling......................................................................................................... 9
6.11
RY/#BY: Ready/#Busy.................................................................................................... 9
6.12
DQ6: Toggle Bit .............................................................................................................. 9
6.13
DQ5: Exceeded Timing Limits...................................................................................... 10
REGISTER FOR LPC MODE ................................................................................................... 11
7.1
General Purpose Inputs Register for LPC Mode.......................................................... 11
7.2
Identification Input Pins ID[3:0]..................................................................................... 11
7.3
Product Identification Registers.................................................................................... 11
TABLE OF OPERATING MODES ............................................................................................ 12
8.1
Operating Mode Selection - Programmer Mode........................................................... 12
8.2
Operating Mode Selection - LPC Mode........................................................................ 12
8.3
LPC Cycle Definition..................................................................................................... 12
TABLE OF COMMAND DEFINITION ....................................................................................... 13
9.1
Embedded Programming Algorithm.............................................................................. 14
9.2
Embedded Erase Algorithm.......................................................................................... 15
9.3
Embedded #Data Polling Algorithm.............................................................................. 16
9.4
Embedded Toggle Bit Algorithm................................................................................... 17
9.5
Software Product Identification and Boot Block Lockout Detection Acquisition Flow .. 18
ELECTRICAL CHARACTERISTICS......................................................................................... 19
10.1
Absolute Maximum Ratings.......................................................................................... 19
10.2
Programmer interface Mode DC Operating Characteristics......................................... 19
7.
8.
9.
10.
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